
<div class="row" style="margin-top: 10px;">
  <div class="col">

  </div>
  <div class="col text-right">

    <div class="d-inline-block mr-2">
      <button class="btn btn-outline-secondary" (click)="screen_shot()">截图</button>
    </div>
  </div>
</div>

<div id="jsmind_container" style="width: 100%; margin-top: 10px;"></div>
